Public domain scan of manuscript related to American history, NYPL collection, free to use, no copyright restrictions image - Picryl description.
Picryl description: Public domain photograph of a historic courthouse building, court, free to use, no copyright restrictions.
Public domain image of a sailing ship, caravel, harbor, sea, naval battle, 16th-17th century maritime seascape, free to use, no copyright restrictions - Picryl description
Picryl description: Public domain image of a bird, free to use, no copyright restrictions.
Picryl description: Public domain image of a bird in flight, free to use, no copyright restrictions.